CN1497043A - Lubricating oil composition - Google Patents
Lubricating oil composition Download PDFInfo
- Publication number
- CN1497043A CN1497043A CNA031601847A CN03160184A CN1497043A CN 1497043 A CN1497043 A CN 1497043A CN A031601847 A CNA031601847 A CN A031601847A CN 03160184 A CN03160184 A CN 03160184A CN 1497043 A CN1497043 A CN 1497043A
- Authority
- CN
- China
- Prior art keywords
- compound
- lubricating oil
- oil composition
- groups
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 140
- 239000010687 lubricating oil Substances 0.000 title claims description 66
- 150000001875 compounds Chemical class 0.000 claims abstract description 145
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 33
- 239000005078 molybdenum compound Substances 0.000 claims abstract description 21
- 150000002752 molybdenum compounds Chemical class 0.000 claims abstract description 21
- 239000002253 acid Substances 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 87
- 239000000654 additive Substances 0.000 claims description 64
- 230000000996 additive effect Effects 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 30
- CYQAYERJWZKYML-UHFFFAOYSA-N phosphorus pentasulfide Chemical compound S1P(S2)(=S)SP3(=S)SP1(=S)SP2(=S)S3 CYQAYERJWZKYML-UHFFFAOYSA-N 0.000 claims description 28
- RYYWUUFWQRZTIU-UHFFFAOYSA-K thiophosphate Chemical compound [O-]P([O-])([O-])=S RYYWUUFWQRZTIU-UHFFFAOYSA-K 0.000 claims description 27
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- RYYWUUFWQRZTIU-UHFFFAOYSA-N Thiophosphoric acid Chemical compound OP(O)(S)=O RYYWUUFWQRZTIU-UHFFFAOYSA-N 0.000 claims description 18
- 239000012141 concentrate Substances 0.000 claims description 16
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 15
- 239000005864 Sulphur Substances 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- 239000011574 phosphorus Substances 0.000 claims description 14
- 229910052698 phosphorus Inorganic materials 0.000 claims description 14
- 238000005461 lubrication Methods 0.000 claims description 12
- 239000003085 diluting agent Substances 0.000 claims description 11
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 10
- 238000013329 compounding Methods 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 150000001412 amines Chemical class 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 4
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 229910052728 basic metal Inorganic materials 0.000 claims description 2
- 150000003818 basic metals Chemical group 0.000 claims description 2
- 229910052723 transition metal Inorganic materials 0.000 claims description 2
- 150000003624 transition metals Chemical class 0.000 claims description 2
- 239000000314 lubricant Substances 0.000 abstract description 3
- PXQLVRUNWNTZOS-UHFFFAOYSA-N sulfanyl Chemical compound [SH] PXQLVRUNWNTZOS-UHFFFAOYSA-N 0.000 abstract 2
- 125000003396 thiol group Chemical group [H]S* 0.000 abstract 2
- VKCLPVFDVVKEKU-UHFFFAOYSA-N S=[P] Chemical compound S=[P] VKCLPVFDVVKEKU-UHFFFAOYSA-N 0.000 abstract 1
- 230000001050 lubricating effect Effects 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 26
- 229910052750 molybdenum Inorganic materials 0.000 description 25
- 125000000217 alkyl group Chemical group 0.000 description 19
- -1 amine salt Chemical class 0.000 description 19
- 125000004429 atom Chemical group 0.000 description 19
- 239000011733 molybdenum Substances 0.000 description 18
- 229910052799 carbon Inorganic materials 0.000 description 17
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 11
- PTISTKLWEJDJID-UHFFFAOYSA-N sulfanylidenemolybdenum Chemical class [Mo]=S PTISTKLWEJDJID-UHFFFAOYSA-N 0.000 description 11
- 239000011701 zinc Substances 0.000 description 11
- 229910052725 zinc Inorganic materials 0.000 description 11
- NAGJZTKCGNOGPW-UHFFFAOYSA-N dithiophosphoric acid Chemical compound OP(O)(S)=S NAGJZTKCGNOGPW-UHFFFAOYSA-N 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 125000002091 cationic group Chemical group 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 150000001721 carbon Chemical group 0.000 description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 7
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 7
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- 150000001450 anions Chemical class 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical group OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 239000003446 ligand Substances 0.000 description 6
- WVYWICLMDOOCFB-UHFFFAOYSA-N 4-methyl-2-pentanol Chemical compound CC(C)CC(C)O WVYWICLMDOOCFB-UHFFFAOYSA-N 0.000 description 5
- 229940051250 hexylene glycol Drugs 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000010705 motor oil Substances 0.000 description 5
- 125000000129 anionic group Chemical group 0.000 description 4
- 230000006399 behavior Effects 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 125000001183 hydrocarbyl group Chemical group 0.000 description 4
- 229920001285 xanthan gum Polymers 0.000 description 4
- 150000003751 zinc Chemical class 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000001735 carboxylic acids Chemical class 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 229910052711 selenium Inorganic materials 0.000 description 3
- 239000011669 selenium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- AZUXKVXMJOIAOF-UHFFFAOYSA-N 1-(2-hydroxypropoxy)propan-2-ol Chemical compound CC(O)COCC(C)O AZUXKVXMJOIAOF-UHFFFAOYSA-N 0.000 description 2
- NGDNVOAEIVQRFH-UHFFFAOYSA-N 2-nonanol Chemical compound CCCCCCCC(C)O NGDNVOAEIVQRFH-UHFFFAOYSA-N 0.000 description 2
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical class [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 2
- DUFKCOQISQKSAV-UHFFFAOYSA-N Polypropylene glycol (m w 1,200-3,000) Chemical compound CC(O)COC(C)CO DUFKCOQISQKSAV-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 150000008431 aliphatic amides Chemical group 0.000 description 2
- 229940069428 antacid Drugs 0.000 description 2
- 239000003159 antacid agent Substances 0.000 description 2
- 230000001458 anti-acid effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical compound NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 description 2
- 125000000753 cycloalkyl group Chemical group 0.000 description 2
- MWKFXSUHUHTGQN-UHFFFAOYSA-N decan-1-ol Chemical compound CCCCCCCCCCO MWKFXSUHUHTGQN-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 150000002751 molybdenum Chemical class 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- 150000003568 thioethers Chemical group 0.000 description 2
- 239000004034 viscosity adjusting agent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical compound [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 2
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 1
- NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 description 1
- 239000005968 1-Decanol Substances 0.000 description 1
- WOFPPJOZXUTRAU-UHFFFAOYSA-N 2-Ethyl-1-hexanol Natural products CCCCC(O)CCC WOFPPJOZXUTRAU-UHFFFAOYSA-N 0.000 description 1
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 1
- ZZLCFHIKESPLTH-UHFFFAOYSA-N 4-Methylbiphenyl Chemical compound C1=CC(C)=CC=C1C1=CC=CC=C1 ZZLCFHIKESPLTH-UHFFFAOYSA-N 0.000 description 1
- BWDBEAQIHAEVLV-UHFFFAOYSA-N 6-methylheptan-1-ol Chemical compound CC(C)CCCCCO BWDBEAQIHAEVLV-UHFFFAOYSA-N 0.000 description 1
- UIERETOOQGIECD-UHFFFAOYSA-N Angelic acid Natural products CC=C(C)C(O)=O UIERETOOQGIECD-UHFFFAOYSA-N 0.000 description 1
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- AYDQIZKZTQHYIY-UHFFFAOYSA-N OC(=O)C1(C)CC(C(O)=O)=CC=C1 Chemical compound OC(=O)C1(C)CC(C(O)=O)=CC=C1 AYDQIZKZTQHYIY-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- UIERETOOQGIECD-ARJAWSKDSA-N angelic acid Chemical compound C\C=C(\C)C(O)=O UIERETOOQGIECD-ARJAWSKDSA-N 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- GPBUGPUPKAGMDK-UHFFFAOYSA-N azanylidynemolybdenum Chemical compound [Mo]#N GPBUGPUPKAGMDK-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical class CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000010725 compressor oil Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009881 electrostatic interaction Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 150000002148 esters Chemical group 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000003827 glycol group Chemical group 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- KHYKFSXXGRUKRE-UHFFFAOYSA-J molybdenum(4+) tetracarbamodithioate Chemical class C(N)([S-])=S.[Mo+4].C(N)([S-])=S.C(N)([S-])=S.C(N)([S-])=S KHYKFSXXGRUKRE-UHFFFAOYSA-J 0.000 description 1
- 239000010707 multi-grade lubricating oil Substances 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 150000003139 primary aliphatic amines Chemical group 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229940087291 tridecyl alcohol Drugs 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
- C07F9/16—Esters of thiophosphoric acids or thiophosphorous acids
- C07F9/165—Esters of thiophosphoric acids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M141/00—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential
- C10M141/10—Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential at least one of them being an organic phosphorus-containing compound
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M163/00—Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
- C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
- C10M2219/066—Thiocarbamic type compounds
- C10M2219/068—Thiocarbamate metal salts
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
- C10M2227/09—Complexes with metals
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2010/00—Metal present as such or in compounds
- C10N2010/02—Groups 1 or 11
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10N2010/00—Metal present as such or in compounds
- C10N2010/04—Groups 2 or 12
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- C10N2010/00—Metal present as such or in compounds
- C10N2010/12—Groups 6 or 16
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- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
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Abstract
A lubricant composition comprising a major amount of an oil of lubricating viscosity and a minor amount of: (A) an oil-soluble or oil-dispersible salt of a dihydrocarbylthiophosphoric acid, which acid is derivable from the reaction of a phosphorus sulfide and (I) compound (P) having at least two groups independently selected from hydroxyl (OH) and sulfhydryl (SH), wherein there is at least four, preferably at least five, atoms, separating two groups, preferably any two groups, in compound (P), or (II) a mixture of two or more compounds comprising compound (P) as defined in (I) and one or more compounds, wherein each or the compound has at least one group selected from hydroxyl (OH) and sulfhydryl (SH); and (B) an oil-soluble or oil-dispersible molybdenum compound. Such a composition has been found to demonstrate improved friction-reducing performance.
Description
The present invention relates to a kind of lubricating oil composition that comprises specific dialkyl thiophosphate and molybdenum compound.The combination of having found specific dialkyl thiophosphate and molybdenum compound can provide improved antifriction quality.
Lubricating oil composition, particularly crankcase lubricating oil composition require and can improved fuel economy and fuel economy retentivity be provided and make fuel used minimized for explosive motor.In the crankcase lubricating oil composition, used and contained fuel economy and the fuel economy preserving property that molybdenum component improves engine.
In lubricating oil composition, also use dithiophosphates, particularly zinc salt, be mainly used in the abrasionproof and the lubricating oil composition oxidation retarder of engine.This class salt generally is by alcohol, generally is monohydroxy-alcohol and thiophosphoric anhydride (P
2S
5) reaction, the acid that will obtain then neutralizes, generally prepares with metal-salt neutral method.
Prior art also discloses some application by the dithiophosphates of polyol derivative.For example US 4778906 discloses the zinc dialkyl dithiophosphate that the mixture by aliphatic monohydric alcohol and polyvalent alcohol obtains.
US 5013465 discloses the phosphorodithioic acid metal-salt that the mixture by pure and mild glycol obtains, and metal-salt is zinc, molybdenum and mantoquita.
US 5919740 discloses and has passed through P
2S
5React sodium, potassium, lithium or the oil soluble amine salt of prepared dialkyl dithiophosphoric acid with the mixture that contains special polyol and specific monohydroxy-alcohol.
US 4259192 discloses some oil soluble phosphorodithioates based on polyalkylene oxide type alcohol as lubricating oil additive.
US 3944495 discloses some dithiophosphatess by the alcohol preparation of ether-containing key or sulfide linkage.
US 3029268 discloses some and has been contained the phosphorodithioic acid of the alcohol preparation of inert substituent such as ether, ester, nitro and thioether by aliphatic group wherein.
US 4450096 discloses some and has passed through P
2S
5With the product of the adjacent glycol reaction of the alkyl of 12-20 carbon atom formation, then with this product and metal oxide or reacting metal salt.
Have now found that, when specific dialkyl thiophosphate and molybdenum compound are used in combination, can obtain improved antifriction quality.
Therefore, provide a kind of lubricating oil composition in a first aspect of the present invention, comprise the lubrication viscosity oil of main amount and add wherein or with a small amount of following component of its blended:
(A) the dialkyl thiophosphate of a kind of oil soluble or oil-dispersing property, acid is wherein obtained by phosphoric sulfide and following compounds reaction:
(I) have at least two compounds (P) that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH), have 4 in the compound (P) at least, preferably at least 5 atoms separate two groups, preferred any two groups; Perhaps
(II) comprise mixture as two or more compounds of (I) defined compound (P) and one or more compound, each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH); With
(B) molybdenum compound of a kind of oil soluble or oil-dispersing property.
A second aspect of the present invention provides a kind of additive concentrating liquid composition that is fit to be used for preparing lubricating oil composition, comprises diluent and adds wherein or with its blended such as first aspect defined (A) and (B).
A third aspect of the present invention provides first aspect defined (A) and (B) is used for lubricating oil composition and improves the lubricating oil composition rubbing characteristics or improve the fuel economy of the engine that lubricating oil composition lubricated and/or the purposes of fuel economy retentivity.
A fourth aspect of the present invention provides a kind of method for preparing the first aspect lubricating oil composition, comprise will be mainly the additive concentrating liquid composition of lubrication viscosity oil and a small amount of second aspect of amount or a spot of first aspect defined (A) and (B) carry out compounding.
A fifth aspect of the present invention provides a kind of method that the surface is lubricated, and comprises the lubricating oil composition that the lubricating oil composition of first aspect or the preparation of the method by the third aspect are provided to the surface.
A sixth aspect of the present invention provides the dialkyl thiophosphate of a kind of oil soluble or oil-dispersing property, and acid is wherein obtained by phosphoric sulfide and following compounds reaction:
(I) have at least two compounds that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH) (P '), have 4 in the compound (P ') at least, preferably at least 5 atoms separate two groups, preferred any two groups, and at least one atom that separates two groups, preferred any two groups in the compound (P ') is oxygen, sulphur and nitrogen; Perhaps
(II) comprise that each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH) as the mixture of two or more compounds of (I) defined compound (P ') and one or more compound.
A seventh aspect of the present invention provides a kind of oil soluble or oil-dispersing property salt and optional additive that diluent is arranged that comprises the 6th aspect.
A eighth aspect of the present invention provide a kind of comprise diluent and add wherein or with the additive concentrating liquid composition of its blended the 7th aspect additive and one or more common additive.
A ninth aspect of the present invention provides a kind of lubricating oil composition, comprise the lubrication viscosity oil of main amount and add wherein or with its blended a small amount of eight aspect additive concentrating liquid composition or the 7th aspect additive.
It is a kind of by the defined dialkyl thiophosphoric acid in the 6th aspect that a tenth aspect of the present invention provides.
To discuss feature of the present invention in more detail below.
Lubricating oil composition
Lubricating oil composition by related fields of the present invention can be any composition that is applicable to lubricated surface, the example of this based composition comprises and is used for the crankcase lubricating oil that passenger vehicle, truck, tractor and railway and other industrial engine are used, two cycle engine oil and industrial lubricant such as bearing oil, metal processing and cutting fluid, compressor oil and refrigerator oil.Preferred lubricating oil composition is crankcase lubricating oil, be more preferably the passenger vehicle that is used for spark or compression ignition operation or the crankcase lubricating oil of truck or the two dual-purpose.
In one embodiment, the phosphorus content of lubricating oil composition at the most 0.15 as at the most 0.1 or at the most 0.09, preferably at the most 0.08 or at the most 0.07, preferably at the most 0.06, especially at the most 0.05 as 0.04 or at the most 0.03% (quality) at the most.The phosphorus content of preferred lubricating oil composition is at least 0.01% (quality).
In an embodiment that is independent of other scheme, be less than 1.5, especially be less than 1.3, preferably be less than 1.0, preferably be less than 0.9 as in 0.01-0.5% (quality) scope by the sulfate ash amount of the given lubricating oil composition of ASTM D874 method.
Preferred lubricating oil composition is the multigrade lubricating oil by defined identifier SAE 5W-20 or SAE 5W-30 authentication among the Society of automotive engineers archives SAE J300.
Lubrication viscosity oil can be lubricant viscosity synthetic oil or mineral oil and their any mixture that is selected from I class, II class, III class, IV class and V class base-material.The American Petroleum Institute (API) (API) 1509 of the definition of I class, II class, III class, IV class and V class base-material promulgation visible in December, 1996 " engine oil permission and certification system (Engine Oil Licensing and CertificationSystem) " the 14 edition.
Base-material can adopt the preparation of various different methods, processing method such as include but not limited to distillation, solvent treatment, hydrotreatment, oligomeric, esterification and re-refine.
The dialkyl thiophosphate
Be applicable to that oil soluble of the present invention or oil-dispersing property dialkyl thiophosphate generally are to comprise one or more oil soluble or oil-dispersing property dialkyl thiophosphate and the optional additive form that diluent such as lubrication viscosity oil are arranged.
In aspect first to the 5th, found dialkyl thiophosphate with (A) a kind of oil soluble or oil-dispersing property, acid is wherein obtained by the reaction of phosphoric sulfide and following compounds: (I) have at least two compounds (P) that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH), have 4 in the compound (P) at least, preferably at least 5 atoms separate two groups, preferred any two groups; Or (II) comprise mixture as two or more compounds of (I) defined compound (P) and one or more compound, each compound of wherein said one or more compound have at least one be selected from the group of hydroxyl (OH) and sulfydryl (SH) and (B) a kind of oil soluble or oil-dispersing property the method for molybdenum compound combination the lubricating oil composition with better antifriction performance can be provided.
In aspect the 6th to the 9th, the dialkyl thiophosphate of having found a kind of oil soluble or oil-dispersing property can provide in lubricating oil composition such as anti-oxidant and abrasion resistance, acid wherein can and preferably be reacted by phosphoric sulfide and following compounds and obtained: (I) have at least two compounds that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH) (P '), have 4 at least in the compound (P '), preferably at least 5 atoms separate two groups, preferred any two groups, and separate two groups in the compound (P '), at least one atom of preferred any two groups is an oxygen, sulphur and nitrogen; Or (II) comprise that each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH) as the mixture of two or more compounds of (I) defined compound (P ') and one or more compound.
Therefore, with regard to first to the 5th aspect, use compound (P) to prepare the dialkyl thiophosphoric acid separately or with the form of mixtures of compound, afterwards itself and a kind of cationic source are reacted and formation salt (A).
Therefore, with regard to the 6th to the 9th aspect, use compound (P ') to form salt separately or with the form of mixtures of compound, for avoiding doubt, compound (P ') be the preferred embodiment of compound (P).
The compound that can be used to prepare the dialkyl thiophosphoric acid can be by formula ROH or RSH representative, wherein R representation hydrocarbyl or its substitutive derivative, choose wantonly and contain the group that one or more independently is selected from hydroxyl (OH) and sulfydryl (SH), if compound is compound (P), the group of R representation hydrocarbyl or its substitutive derivative then, optional contain the group that one or more independently is selected from hydroxyl (OH) and sulfydryl (SH), have at least 4, preferred 5 atoms to separate two groups, preferred any two groups in the compound (P).
Alkyl R does not preferably have degree of unsaturation, is that acetylene series or olefinic degree of unsaturation all do not have.Preferred alkyl R has 1-50, more preferably 1-30, especially 3-18,3-8 carbon atom preferably.The example of R comprises alkyl group such as ethyl, n-propyl, sec.-propyl, normal-butyl, isobutyl-, sec-butyl, amyl group, n-hexyl, isohexyl, n-heptyl, n-octyl, decyl, cycloalkyl, the cycloalkyl that alkyl replaces, aryl such as phenyl and naphthyl, alkaryl, aralkyl, alkoxyalkyl, oxygen or sulphur atom insert in alkoxy aromatic yl and their substitutive derivative such as the alkyl chain, as R
3XR
4, wherein X represents oxygen, sulphur or NR
5Base, R
3And R
4Independent representative is above to defined alkyl of R and R
5Represent hydrogen or above to the defined alkyl of R.Alkyl R also can contain other substituted radical such as carboxylic acid or derivatives thereof and contain N group such as amine, in the case the substitutive derivative of R representation hydrocarbyl.
The broad example of these compounds comprises aliphatic series or aromatic alcohol, mercaptan and substitutive derivative thereof.
The specific examples of substitution compound is disclosed in US-A-4244827,5013465,3029268,4259192,3944495,4410434,4400283 and 5306436.
Preferred compound (P) has at least 3, more preferably at least 4 groups that independently are selected from hydroxyl (OH) and sulfydryl (SH).
In one embodiment, compound (P) has 2 hydroxyls at least, more preferably compound (P) has only 2 hydroxyls.
Be independent of in the embodiment of other scheme at another, the atom number that separates two groups, preferred any two groups is 6 at least, more preferably be 7 as in the scope of 8-10 at least.For avoiding doubt, the atom number that separates two groups, preferred any two groups is based on that the atom that forms straight-chain key between two groups calculates.
The atom that separates each group in the compound (P) can independently be selected from carbon, oxygen, nitrogen and sulphur.
Compound (P ') preferably be used for preparing the dialkyl thiophosphoric acid, in the case, at least one atom that separates two groups, preferred any two groups in the compound (P) is selected from oxygen, sulphur and nitrogen, more preferably is selected from oxygen and sulphur.
In preferred embodiments, compound (P ') has carbon and Sauerstoffatom to separate two groups, preferred any two groups, and more preferably separating in the compound (P ') in the atom of two groups, preferred any two groups has an oxygen.
Preferred dialkyl thiophosphoric acid is that the mixture by phosphoric sulfide and two or more compounds reacts and obtains, and condition is that this mixture includes a compound (M) and a compound (P) that is selected from the group of hydroxyl and sulfydryl.
In a preferred embodiment, the dialkyl thiophosphoric acid by phosphoric sulfide be substantially, preferably the mixture formed of compound (M) and compound (P) reacts and obtains.
In one embodiment, mixture (M) has a hydroxyl.
If prepare the dialkyl thiophosphoric acid with the mixture that contains two or more compounds, then the compound that exists in the mixture (P) amount (calculating) with hydroxyl and sulfydryl preferably at the most 50, more preferably at the most 40, especially at the most 30, preferably at the most 25 as in the 5-20 scope, for example 7-15mole% scope (total hydroxyl and sulfydryl based on mixture calculate).For having avoided any doubt, the compound in the mixture (P) amount also can be expressed as at the most 50, more preferably at the most 40, especially at the most 30, preferably at the most 25 as in the 5-20 scope, for example 7-15 equivalent % scope (the total yield number of compound calculates in based on mixture).
Above the described embodiment of compound (P) also is applicable to compound (P ').
Compound such as compound (M), compound (P) and compound (P ') but on hydroxyl and the sulfydryl separate connection on the primary carbon of compound, secondary carbon or tertiary carbon atom or aromatic carbon atom, preferred primary carbon or secondary carbon(atom).Preferred compound (M), compound (P) and compound (P ') are selected from non-ring compound separately.
The example of compound (P) comprises two hydroxyls, 1 of 5 carbon atoms of being separated by, 5-pentanediol, 3-methyl isophthalic acid, the 5-hexylene glycol, 1, the reaction product of 6-hexylene glycol and glycol such as ethylene glycol, propylene glycol and butyleneglycol and oxirane such as oxyethane, propylene oxide and butylene oxide ring for example is Diethylene Glycol, dipropylene glycol and isomer thereof.Preferred compound (P) is selected from 1,6-hexylene glycol and propylene glycol, is more preferably dipropylene glycol, for example is 2,4-methyl-3-oxa--1,5-pentanediol, 4-oxa--2,6-heptanediol and 2-methyl-3-oxa--1,5-hexylene glycol.
The example of compound (P ') comprises thioether type polyvalent alcohol and ether type polyvalent alcohol such as Diethylene Glycol and dipropylene glycol, for example is 2,4-methyl-3-oxa--1,5-pentanediol, 4-oxa--2,6-heptanediol and 2-methyl-3-oxa--1,5-hexylene glycol.
The example of compound (M) is a monohydroxy-alcohol, promptly has only an OH base, is aliphatic monohydric alcohol, is preferably the monohydroxy-alcohol of 3-18 carbon atom.Specific examples comprises 1-propyl alcohol, 2-propyl alcohol, 1-butanols, 2-methyl isophthalic acid-propyl alcohol, 2-butanols, 5-amylalcohol, 4-methyl-2-amylalcohol, isooctyl alcohol, 2-ethyl-1-hexanol, sec-n-octyl alcohol, 2-nonyl alcohol, 1-decanol and 1-tridecyl alcohol.
The dialkyl thiophosphate is amine or ammonia salt or be selected from the metal-salt of basic metal, alkaline-earth metal or transition metal preferably.The example of suitable metal comprises sodium, potassium, calcium, magnesium, molybdenum, tungsten and zinc.If be molybdenum salt (A), then (B) is a kind of compound that is different from molybdenum salt (A).
The example of amine is primary aliphatic amine, secondary aliphatic amide and uncle's aliphatic amide.
Preferred zinc salt.
The method for preparing dialkyl dithiophosphate is well-known for this area, comprises the step with phosphoric sulfide and cationic source such as metal reaction.These methods also can be applicable to dialkyl thiophosphate of the present invention, for example referring to EP-A-0516461, WO 01/44419 and US-A-5919740.
Prepare the method for dialkyl thiophosphoric acid, the particularly method of dialkyl thiophosphoric acid and comprise that the alcohol (if every class alcohol is monohydroxy-alcohol) with phosphoric sulfide such as thiophosphoric anhydride and one or more type reacts by the mol ratio of about 1-4.In general, mol ratio should be alcohol slightly excessive so that all phosphoric sulfides be used for reaction.
In general, the process of preparation dialkyl thiophosphoric acid comprises phosphoric sulfide and one or more compound such as alcohol was reacted 1-10 hour under the temperature of 50-200 ℃ of scope.Discharge hydrogen sulfide in the reaction process.The mol ratio of phosphoric sulfide and compound depends on used phosphoric sulfide and compound.Finish in case form the reaction of dialkyl thiophosphoric acid, just cool off to remove all trace hydrogen sulfide with the acid product stripping and with rare gas element such as nitrogen.Any unreacted compound, P
2S
5Or other solid can be removed by the method for decantation, filtration or centrifugation.
Phosphoric sulfide can be selected from P
2S
3, P
2S
5, P
4S
7, P
4S
3, P
4S
9One or more, thiophosphoric anhydride (P
2S
5) be preferred phosphoric sulfide source.The practical structures of phosphoric sulfide it is believed that it is P
4S
10, but for the present invention, it will be considered to and be called P
2S
5
The method for preparing dialkyl thiophosphate of the present invention comprises the step of preparation dialkyl thiophosphoric acid and uses the antacid step of cationic source subsequently.
The dialkyl thiophosphoric acid can be by for example being the method that contacts of metal oxide, metal hydroxides and metal carbonate with a kind of cationic source such as metal-salt or being neutralized by the method that contacts with ammonium ion source such as amine or ammonia.The temperature and pressure condition changes according to cationic source and the acid that will be neutralized.
The mol ratio of dialkyl thiophosphoric acid and cationic source generally is to be benchmark with monovalent acid and monovalent positively charged ion.This product is called " neutrality " product.
If cationic source is a zinc salt, alkaline thiophosphate is preferred, and wherein as if the excessive existence of cationic source, promptly 1 angelic acid is used more than 1 normal cationic source.
In view of the above, following method:
● alcohol and/or carboxylic acid or its salt are used for reducing the settling ratio (for example referring to US-A-5627294) in the thiophosphate production process; Or
● before the step that the thiophosphate neutralization is obtained metal-salt by ideal metal and phosphorus ratio, to handle (for example referring to US-A-5384054) to it with other phosphoric sulfide; Or
● have the long-pending metal oxide of ideal surfaced and be used for obtaining metal-salt (for example referring to US-A-5380448) by ideal metal and phosphorus ratio;
Be applicable to that also the present invention prepares the process of dialkyl thiophosphate.
In preferred embodiments, the dialkyl thiophosphate of related fields of the present invention be by thiophosphoric anhydride with contain 2-methyl-4-amylalcohol and 1, the mixture of 6-hexylene glycol or dipropylene glycol, the mixture that preferably contains 2-methyl-4-amylalcohol and dipropylene glycol react the zinc salt of the dialkyl thiophosphoric acid that obtains.
In the preferred embodiment aspect the 7th, additive comprises oil soluble or the oil-dispersing property salt and the diluent of the 6th aspect.
In one embodiment, with the Mass Calculation of lubricating oil composition, the phosphorus content of lubricating oil composition at the most 0.15 as at the most 0.1 or at the most 0.09, preferably at the most 0.08 or at the most 0.07, preferably at the most 0.06, especially at the most 0.05 as 0.04 or at the most 0.03% (quality) at the most.The phosphorus content of preferred lubricating oil composition is at least 0.01% (quality).
Lubricating oil composition preferably contains at the most 0.15 as at the most 0.1 or at the most 0.09, preferably at the most 0.08 or at the most 0.07, preferably at the most 0.06, especially at the most 0.05 as at the most 0.04 or the phosphorus that is derived from dialkyl thiophosphate of the present invention of at the most 0.03, most preferably at least 0.01% (quality).
Molybdenum compound
Be applicable to that oil soluble of the present invention or oil-dispersing property molybdenum compound generally are the molybdenum additives forms that comprises one or more oil soluble or oil-dispersing property molybdenum compound.In preferred embodiments, molybdenum compound is molybdenum-sulphur compound.
Be applicable to that molybdenum-sulphur compound of the present invention can be monokaryon or polynuclear compounds, if compound is a multinuclear, then compound contains the molybdenum core that is made of sulphur substantially that be made of non-metallic atom such as sulphur, oxygen and selenium, preferred.
For making molybdenum-sulphur compound is oil soluble or oil-dispersing property, has one or more part to be keyed on the molybdenum atom of compound.The keyed jointing method of part comprises as carry out the form of keyed jointing and the middle keyed jointing between covalent linkage and ionic bond under the situation of gegenion by electrostatic interaction.Part in the same compound is keyed jointing by different way.For example, but part can the covalency keyed jointing and another part static keyed jointing.
Or each part single anion preferably, and the example of this class part is phosphorodithioic acid root, dithiocarbamic acid root, xanthan acid group, carboxylate radical, sulfo-xanthan acid group, phosphate radical and their alkyl, preferred alkyl derivative.Be under the situation of polynuclear compounds at molybdenum-sulphur compound for example, the molybdenum atom number is preferably greater than 1: 1 with the ratio that can compose the single anion ligand number of sub-compound oil soluble or oil-dispersing property in the nuclear core, as is at least 3: 2.
The oil soluble of molybdenum-sulphur compound or the dispersed influence that can be subjected to the total carbon atom number that exists in the part of all compounds.The total carbon atom number that exists in the alkyl of all compound parts generally should be at least 21, and 21-800 for example is as at least 25, at least 30 or at least 35.For example, the carbonatoms in each alkyl generally will between the 1-100, preferred 1-40 and the more preferably scope between the 3-20.
The example of molybdenum-sulphur compound comprises two nuclear molybdenum-sulphur compounds and three nuclear molybdenum-sulphur compounds.
Two nuclear molybdenum-sulphur compounds be that example can be represented by the formula:
R wherein
1To R
4Straight chain, side chain or the aromatic hydrocarbyl of 1-24 carbon atom of independent expression, and X
1To X
4Independently be selected from Sauerstoffatom and sulphur atom.R
1To R
4Four alkyl can be identical or differ from one another.
In a preferred embodiment, molybdenum-sulphur compound is oil soluble or oil-dispersing property three nuclear molybdenum-sulphur compounds.The example of three nuclear molybdenum-sulphur compounds is disclosed in WO98/26030, WO99/31113, WO99/66013, EP-A-1138752, EP-A-1138686 and european patent application 02078011, and the content of above-mentioned each patent, preferred wherein disclosed relevant molybdenum compound or additive feature is introduced this explanation as a reference.
Molybdenum-sulphur compound preferably have (I) or (II) shown in the nuclear core of structure:
Or
Each nuclear core has+4 net charge.
Three nuclear molybdenum-sulphur compounds are preferably used formula Mo
3S
kE
xL
nA
pQ
zExpression, wherein
K is at least 1 integer;
The E representative is selected from the non-metallic atom of oxygen and selenium;
X can be 0 or integer, preferred k+x is at least 4, more preferably at 4-10 scope such as 4-7, most preferably be 4 or 7;
The L representative can be given the part of molybdenum-sulphur compound oil soluble or oil-dispersing property, and preferred L is a single anion ligand;
N is the integer of 1-4 scope;
A representative other negatively charged ion except that L is if L is the anionic part;
P can be 0 or integer;
Q represents the sub-compound of neutral power supply; With
The scope of z is 0-5 and comprises the nonstoichiometry value.
Those skilled in the art will recognize that, want to form three nuclear molybdenum-sulphur compounds and must select suitable part (L) and other negatively charged ion (A), this depends on for example examines the sulphur that exists in the core and the atomicity of E, must be-12 by sulphur atom, E atom, the L that may exist and total anionic charge that A provided that may exist promptly.If anionic charge surpasses-12, then three nuclear molybdenum-sulphur compounds also can have other non-molybdenum positively charged ion, for example (alkyl) ammonium, amine or sodium.
The example of Q comprises water, alcohol, amine, ether and phosphine.It is believed that the sub-compound Q of power supply only is to exist for any empty hapto that fills up on three nuclear molybdenum-sulphur compounds.
The example of A can be any valency, for example is monovalence or dianion, and comprises two sulphur roots, hydroxide radical, alkoxy radical, acid amides root and thiocyanate radical or their derivative, the two sulphur root negatively charged ion of preferred A representative.
Preferred L is a single anion ligand, as phosphorodithioic acid root, dithiocarbamic acid root, xanthan acid group, carboxylate radical, sulfo-xanthan acid group, phosphate radical and their alkyl, preferred alkyl derivative.When n is 2 or when higher, each part can be identical or different.
In an embodiment that is independent of other scheme, k is 4 or 7, and n is 1 or 2, and L is a single anion ligand, and p makes the electroneutral integer of compound according to the anionic charge number, and x and z respectively do for oneself 0.
Be independent of in the embodiment of other scheme at another, k is 4 or 7,, L is a single anion ligand, n is 4, and p, x and z respectively do for oneself 0.
Molybdenum-sulphur nuclear core, for example above (I) and (II) shown in the nuclear core of structure can promptly have the part of the functional group of energy keyed jointing molybdenum atom more than to be interconnected to form oligopolymer by one or more polydentate ligands.Molybdenum-the sulfur additives that comprises this quasi-oligomer can be considered to belong in the scope of the invention.
The example of other molybdenum compound comprises carboxylic acid molybdenum and molybdenum nitrogen complex, and the two all can cure.
Lubricating oil composition preferably contains 1-1000, the more preferably molybdenum that is derived from molybdenum compound (based on the Mass Calculation of lubricating oil composition) of 20-500 such as 50-300ppm (quality).
The additive concentrate composition
Defined dialkyl thiophosphate of first aspect and molybdenum compound can be present in the additive concentrate composition of second aspect with one or more other common additive.For avoiding doubt, dialkyl thiophosphate and molybdenum compound be prepare separately and use with the additive form, additive generally comprises diluent such as lubrication viscosity oil.
Similarly, the form that the dialkyl thiophosphate of the 6th aspect also can the additive concentrate composition provides.
In the process of preparation lubricating oil composition, way commonly used is with the additive concentrate composition form that contains multiple additives additive to be introduced wherein.
The convenient means that the additive concentrate composition is to use pre-treatment two or multiple additives and helps to form additive solution or dispersion liquid in lubricating oil composition.When preparation contained the lubricating oil composition of one or more additive (being sometimes referred to as " binder component "), each additive can be sneaked into respectively.But in many cases, easily way be with additive with contain two or the additive concentrate composition form (so-called " additive-package " (being called " adpack " again)) of multiple additives sneak into.
The example that is total to additive comprises dispersion agent, purification agent, rust-preventive agent, other anti-wear agent except that the defined thiophosphate of first aspect, oxidation inhibitor, stopping agent, other friction improver except that the defined molybdenum compound of first aspect, pour point reducer, defoamer, comprises the viscosity modifier and the tensio-active agent of multi-functional viscosity modifier such as dispersion viscosity improving agent.
Additive concentrating liquid can contain 1-90, as 10-80, preferred 20-80, the more preferably additive that calculates with activeconstituents of 40-70% (quality), surplus is oily carrier or diluent.Final lubricating oil composition generally can contain the additive concentrating liquid of 5-40% (quality).
In general, the viscosity of additive concentrating liquid is higher than lubricating oil composition.100 ℃ of kinematic viscosity of additive concentrating liquid are at least 50 as 100-200, preferred 120-180mm
2S
-1(or centistoke) scope.
The existing molybdenum amount of molybdenum compound that second aspect defines that is derived from is preferably in 0.015-1.4% (quality) scope (with the Mass Calculation of additive concentrate composition) in the additive concentrate composition.
The existing element phosphor amount of thiophosphate that second aspect defines that is derived from is preferably in 0.05-2.15% (quality) scope (with the Mass Calculation of additive concentrate composition) in the additive concentrate composition.
Molybdenum that exists in any composition and phosphorus amount are to adopt ASTM D5185 method to measure.
The example of diluent comprises suitable oily substance, generally is hydrocarbon solvent.As be selected from the lubrication viscosity oil of vegetables oil, animal oil, mineral oil and synthetic oil.
The method for preparing the first aspect lubricating oil composition can be with the defined thiophosphate of first aspect and molybdenum compound directly and the lubrication viscosity oil compounding, perhaps with them with second aspect defined additive concentrate composition form and lubrication viscosity oil compounding.Can adopt any method well known to those skilled in the art, with this additive before other additive adds, simultaneously or sneak into afterwards.
Should be appreciated that any two or multiple additives may interact between them after sneaking in additive concentrate composition or the lubricating oil composition.All may interact when comprising that composition is used for Working environment in the compounding process or afterwards under the residing any condition of lubricating oil.When adding in the composition of the present invention or when the component of oil adds other supplementary additive, also may interacting.This interaction can comprise can change the interaction that additive chemistry is formed.Therefore, the example of the present composition comprise taken place between for example any two kinds of additives interactional composition and for example compounding go into oil each component between interactional composition does not take place.
In specification sheets:
Term " molybdenum-sulphur compound " is meant the compound of at least one molybdenum atom and at least one sulphur atom, preferred compound has at least one one or more molybdenum atom of sulphur atom keyed jointing and goes back keyed jointing one or more non-molybdenum atom such as carbon, more preferably compound has only one or more molybdenum atom of keyed jointing of at least one sulphur atom, as nuclear core [Mo
2S
4], [Mo
3S
4] and [Mo
3S
7] compound of representative.The atom that is selected from oxygen and selenium can replace one or more sulphur in this nucleoid core.The nuclear core preferably only is made of molybdenum and sulphur atom.Therefore, term " molybdenum-sulfur additives " is meant the additive that comprises one or more molybdenum-sulphur compound.
Used term " alkyl " is meant that described group mainly is made up of hydrogen and carbon and connects the residue of molecule by the carbon atom key, but does not get rid of atom or the group that exists other ratio to be not enough to obvious damage group alkyl characteristic.
The meaning that used term " comprises " is to have described characteristics, composition, step or component, but does not get rid of existence or other one or more characteristics, composition, step or component are arranged in addition.Use in the occasion of " comprising " speech at this paper, term " substantially by ... form " and similar word be in this category and be an one preferred version, and term " by ... form " and similar word be interior and be an one preferred version at the category of " substantially by ... composition ".
Used term " oil soluble " or " dispersiveness " differ all easily molten, the dissolvings of ratio of definiteness compound or additive, misciblely maybe can be suspended in the oil, and be meant that they can dissolve or stable dispersion becomes to be enough to make it can bring into play the degree of desired result in oily environment for use in oil.And other additive of Jia Ruing such as above-mentioned additive can influence compound oil soluble and dispersiveness in addition.
Term " main amount " meaning be surpass form 50 as greater than 70, preferred 75-97, especially 80-95 or 90% (quality).
Term " on a small quantity " meaning be less than the composition quality percentage composition 50 as be less than 30, for example 3-25, preferred 5 or 10-20% (quality).
Term " compounding " refers to that mixing effect is to form suitable homogeneous composition at a certain temperature.
Term " compound (P) " or " compound (P ') " or " compound (M) " are meant simplification compound that meets corresponding definition or the mixture that meets the compound of corresponding definition separately.
The per-cent of all reports all is the mass percent in activeconstituents, does not promptly consider the amount of carrier or thinning oil, unless otherwise noted.
Illustrate but non-limiting the present invention by the following examples.
Embodiment
The description of ZDDP
ZDDP A is a kind of zinc dialkyl dithiophosphate, and this dialkyl dithiophosphate is that the mixture by the monohydroxy-alcohol of thiophosphoric anhydride and two kinds of 4-8 carbon atoms reacts and obtains, and its phosphorus content is that 8.0% (quality) and zinc content are 8.8% (quality).
ZDDP B is a kind of zinc dialkyl dithiophosphate, and this dialkyl dithiophosphate is that the mixture by the monohydroxy-alcohol of thiophosphoric anhydride and two kinds of 4-5 carbon atoms reacts and obtains, and its phosphorus content is that 8.0% (quality) and zinc content are 8.8% (quality).
ZDDP 1 is a kind of zinc dialkyl dithiophosphate, this dialkyl dithiophosphate is to be 3.7/0.25 (or the mol ratio 3.7/0.5 that calculates with hydroxyl by thiophosphoric anhydride and mol ratio, perhaps equivalence ratio is 3.7/0.5) 4-methyl-2-amylalcohol and 1, the mixture of 6-hexylene glycol reacts and obtains.The synthetic method of component ZDDP 1 comprises the step for preparing dialkyl dithiophosphoric acid and uses the antacid step of zinc oxide subsequently.The preparation method of dialkyl dithiophosphoric acid joins finely powdered thiophosphoric anhydride (446g) through 90 fens clock times to contain 1 under the condition of 65 ℃ and constant flow rate nitrogen, in the alcohol mixture of 6-hexylene glycol (59g) and 4-methyl-2-amylalcohol (756g), then with mixture in 85 ℃ of following constant temperature 120 minutes, will obtain afterwards is the product cooling.Under room temperature, the dialkyl dithiophosphoric acid (250g) of initial portion is joined in the complete blended zinc oxid oil slurries (289g, 50% concentration) through 30 fens clock times, because of taking place, thermopositive reaction make temperature be raised to about 45 ℃.Then through 75 fens clock time adding=remaining dialkyl dithiophosphoric acids (750g).Temperature of reaction was raised to 85 ℃ through 20 minutes, continued to keep this temperature 75 minutes.Water by product with gained under decompression and the 85 ℃ of conditions shifts out, and obtains the heavy-gravity product liquid after the filtration.The phosphorus content of ZDDP 1 is that 8.4% (quality) and zinc content are 9.0% (quality).
ZDDP 2 is a kind of zinc dialkyl dithiophosphates, this dialkyl dithiophosphate is to be that the mixture of the 4-methyl-2-amylalcohol of 3.7/0.25 (or the mol ratio 3.7/0.5 that calculates with hydroxyl, perhaps equivalence ratio is 3.7/0.5) and dipropylene glycol reacts and obtains by thiophosphoric anhydride and mol ratio.The synthetic method of component ZDDP 2 is similar to ZDDP 1, but the used alcohol mixture of preparation dialkyl dithiophosphoric acid process comprises dipropylene glycol (67g) and 4-methyl-2-amylalcohol (756g), and the acid that obtains (1000g) neutralizes with zinc oxid oil slurries (283g, 50% concentration).The phosphorus content of ZDDP2 is that 7.8% (quality) and zinc content are 8.5% (quality).
The description of lubricating oil composition
Adopt method well known in the art to prepare and comprise conventional additives, ZDDP component and the optional lubricating oil composition (seeing table 1 for details) that comprises molybdenum component.
Table 1
Oil 1 | Oil 2 | Oil 3 | Oil 4 | Oil 5 | Oil 6 | Oil 7 | Oil 8 | |
The ZDDP component | ???A | ???B | ??1 | ??2 | ????A | ????B | ????1 | ????2 |
Molybdenum, ppm | ???0 | ???0 | ??0 | ??0 | ????89 | ????95 | ????93 | ????88 |
Oil 7 and 8 is compositions of the present invention, and the composition that oil 1 and 6 is for comparison purpose to be provided.Every kind of oil all compounding to the phosphorus of 500ppm and comprise the identical conventional additives of compounding to same ratio.If there is molybdenum component, then be the three nuclear molybdenum dithiocarbamates that adopt embodiment 1 described step preparation among the WO99/31113, but in the preparation process without toluene and there is not filtration step, be heated to afterwards about 160 ℃ 4 hours.
Test
Test oil 1-8 is in 140 ℃ of following frictional behaviours of 60 minutes (seeing Table 2) in the reciprocal experimental machine of high frequency (HFRR).HFRR provides the information of relevant interface friction, and this experimental machine is described in 12nd international symposium of CH Bovington in January, 2000: that delivers on the tribology 2000-annex first roll 393 pages (Technische Akademie Esslingen) is entitled as " influence that engine oil reduces frictionloss " literary composition.The average friction coefficient that is obtained by HFRR has provided the index of this performance of oil, reflects improved motor spirit economy.
Table 2
Oil 1 | Oil 2 | Oil 3 | Oil 4 | Oil 5 | Oil 6 | Oil 7 | Oil 8 | |
Average friction coefficient, μ | 0.106 | 0.105 | 0.111 | 0.113 | 0.103 | 0.101 | 0.070 | 0.068 |
As can be seen from Table 2, the oily 1-4 that does not contain molybdenum component has provided equal frictional behaviour.The oil 5 and 6 that respectively contains molybdenum component has also provided the equal performance with oily 1-4.On the contrary, come compared with the oil that contains ZDDP component A and B (being respectively oil 5 and 6) with compared with the oil that does not contain molybdenum component (oily 1-4), respectively contain the oil 7 of ZDDP component of the present invention and molybdenum component and 8 frictional behaviour and shown excellent frictional behaviour (promptly lower frictional coefficient).
Also in the traction experimental machine oil 5 and 8 is tested, this experiment provides the data point of drawing Stribeck curve.This experimental machine is described in 12nd international symposium of CH Bovington in January, 2000: that delivers on the tribology 2000-annex first roll 393 pages (TechnischeAkademie Esslingen) is entitled as " influence that engine oil reduces frictionloss " literary composition.At 135 ℃ of measure down green oil and 135 ℃ drag coefficients of oil of aging 6 hours down, as " mixed type " of elastic fluid mechanics and entrainment function of speed under the oil film condition entirely.Experiment can be thought the sign of oil compositions retentivity.
Table 3
Oil 5 is fresh | Oil 5,6 hours | Oil 8 is fresh | Oil 8,6 hours | |
Area under the Stribeck curve | 1.04802 | 1.48103 | 0.74900 | 1.02590 |
Area under the Stribeck curve that each oil sample is shown of table 3, the more little performance of then representing of area is excellent more.Data clearly illustrate that the oil 8 that contains ZDDP component of the present invention and molybdenum component provides preferable performance, and can keep its performance for a long time.Performance when really, 6 hours oil 8 performances after aging and oil 5 do not begin any weathering process when the experiment beginning is suitable.
Claims (20)
1. lubricating oil composition, comprise the lubrication viscosity oil of main amount and add wherein or with a spot of following component of its blended:
(A) the dialkyl thiophosphate of a kind of oil soluble or oil-dispersing property, acid is wherein obtained by phosphoric sulfide and following compounds reaction:
(I) have at least two compounds (P) that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH), have 4 in the compound (P) at least, preferably at least 5 atoms separate two groups, preferred any two groups; Perhaps
(II) comprise mixture as two or more compounds of (I) defined compound (P) and one or more compound, each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH); With
(B) molybdenum compound of a kind of oil soluble or oil-dispersing property.
2. the lubricating oil composition of claim 1, wherein the dialkyl thiophosphoric acid is that mixture by phosphoric sulfide and defined two or more compounds of claim 1 reacts and obtains, and condition is that this mixture comprises and has a compound (M) and a defined compound of claim 1 (P) that is selected from the group of hydroxyl (OH) and sulfydryl (SH).
3. the mixture situation of two or more compounds of claim 1 or the lubricating oil composition of claim 2, wherein the compound that exists in the mixture (P) amount (calculating with hydroxyl (OH) and sulfydryl (SH)) is at most 50 moles of % (based on the total hydroxyl (OH) and sulfydryl (SH) calculating of mixture).
4. each lubricating oil composition of claim 1-3, wherein compound (P) comprises at least two hydroxyls.
5. each lubricating oil composition of claim 1-4 wherein has at least 6 atoms to separate two groups, preferred any two groups in the compound (P).
6. each lubricating oil composition of claim 1-5, at least one atom that wherein separates two groups, preferred any two groups in the compound (P) is selected from oxygen, sulphur and nitrogen.
7. each lubricating oil composition of claim 2-6, wherein compound (M) is an aliphatic monohydric alcohol.
8. each lubricating oil composition of claim 1-7, wherein compound (P) is obtained by glycol and oxirane reaction.
9. each lubricating oil composition of claim 1-8, wherein the dialkyl thiophosphoric acid is amine or ammonia salt or the metal-salt that is selected from basic metal, alkaline-earth metal or transition metal.
10. each lubricating oil composition of claim 1-9, wherein molybdenum compound is three nuclear molybdenum compounds.
11. each lubricating oil composition of claim 1-10, wherein lubricating oil composition contains the phosphorus of 0.15 quality % (quality with lubricating oil composition is a basic calculation) at the most.
12. an additive concentrate composition that is applicable to the preparation lubricating oil composition comprises diluent and adds wherein or with its blended claim 1 defined (A) and (B).
13. claim 1 defined (A) and (B) improving the rubbing characteristics of lubricating oil composition, the fuel economy of the engine that perhaps improves lubricating oil composition and lubricated and/or the purposes in the fuel economy retentivity.
14. each the method for lubricating oil composition of preparation claim 1-11, the lubrication viscosity oil that comprises main amount and the additive concentrate composition of a small amount of claim 12 or a small amount of claim 1 defined (A) and (B) carry out compounding.
15. the method that the surface is lubricated comprises the lubricating oil composition that each defined lubricating oil composition of a kind of claim 1-11 or the preparation of the method by claim 14 are provided to the surface.
16. the dialkyl thiophosphate of oil soluble or oil-dispersing property, acid is wherein obtained by phosphoric sulfide and following compounds reaction:
(I) have at least two compounds that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH) (P '), have 4 in the compound (P ') at least, preferably at least 5 atoms separate two groups, preferred any two groups, and at least one atom that separates two groups, preferred any two groups in the compound (P ') is oxygen, sulphur and nitrogen; Perhaps
(II) comprise that each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH) as the mixture of two or more compounds of (I) defined compound (P ') and one or more compound.
17. oil soluble or an oil-dispersing property salt and optional additive that comprises diluent that comprises claim 16.
18. one kind comprise diluent and add wherein or with the additive of its blended claim 17 and the additive concentrate composition of one or more common additive.
19. a lubricating oil composition, comprise main amount lubrication viscosity oil and a small amount of add wherein or with the additive concentrate composition of its blended claim 18 or the additive in the claim 17.
20. a dialkyl thiophosphoric acid, acid is wherein obtained by phosphoric sulfide and following compounds reaction:
(I) have at least two compounds that independently are selected from the group of hydroxyl (OH) and sulfydryl (SH) (P '), have 4 in the compound (P ') at least, preferably at least 5 atoms separate two groups, preferred any two groups, and at least one atom that separates two groups, preferred any two groups in the compound (P ') is oxygen, sulphur and nitrogen; Perhaps
(II) comprise that each compound of wherein said one or more compound has at least one group that is selected from hydroxyl (OH) and sulfydryl (SH) as the mixture of two or more compounds of (I) defined compound (P ') and one or more compound.
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JP (1) | JP2004124095A (en) |
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CN110257131A (en) * | 2019-07-10 | 2019-09-20 | 新乡市瑞丰新材料股份有限公司 | It is a kind of for improving the additive and preparation method of lubricating grease extreme pressure and antiwear behavior |
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US8535556B2 (en) * | 2006-03-30 | 2013-09-17 | E I Du Pont De Nemours And Company | Compositions comprising iodotrifluoromethane and stabilizers |
KR101132144B1 (en) * | 2007-01-31 | 2012-06-14 | 알.티.반더빌트 컴퍼니, 인코포레이티드 | Dithiophosphate composition and utility in rubber |
US9193932B2 (en) * | 2013-07-18 | 2015-11-24 | Afton Chemical Corporation | Amide alcohol friction modifiers for lubricating oils |
CN115651740A (en) * | 2016-05-10 | 2023-01-31 | 特灵国际有限公司 | Lubricant blends for reducing refrigerant solubility |
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2003
- 2003-09-29 CN CNA031601847A patent/CN1497043A/en active Pending
- 2003-09-30 US US10/674,639 patent/US20040147415A1/en not_active Abandoned
- 2003-10-01 SG SG200305773A patent/SG109530A1/en unknown
- 2003-10-02 JP JP2003344662A patent/JP2004124095A/en not_active Abandoned
- 2003-10-02 CA CA002443883A patent/CA2443883A1/en not_active Abandoned
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---|---|---|---|---|
CN110257131A (en) * | 2019-07-10 | 2019-09-20 | 新乡市瑞丰新材料股份有限公司 | It is a kind of for improving the additive and preparation method of lubricating grease extreme pressure and antiwear behavior |
CN110257131B (en) * | 2019-07-10 | 2022-02-18 | 新乡市瑞丰新材料股份有限公司 | Additive for improving extreme pressure wear resistance of lubricating grease and preparation method thereof |
Also Published As
Publication number | Publication date |
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JP2004124095A (en) | 2004-04-22 |
SG109530A1 (en) | 2005-03-30 |
CA2443883A1 (en) | 2004-04-02 |
US20040147415A1 (en) | 2004-07-29 |
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